Sanofi-Aventis (France) In Talks With Covance Inc. To Sell 2 Research Sites; Sale Would Entail the Transfer of Around 300 Employees

Dow Jones -- French drugs maker Sanofi-Aventis SA is in exclusive talks with U.K.-based Covance Inc. (CVD) for the sale of research facilities located in Porcheville, France and Alnwick in the U.K.